Roy Neilson PlumbingPlumber in Northridge, CA

Roy Neilson Plumbing is ranked #50 of 85 septic service companies in Northridge by CR Score, with 52 out of 100 as of November 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

Roy Neilson Plumbing is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

Serves Northridge and 11 towns within 25 miles: North Hills, Canoga Park, Chatsworth, Encino, Valley Glen, Woodland Hills, Van Nuys, West Hills, San Fernando, Sherman Oaks and Calabasas. The list is based on the business's location and the usual service radius for plumbing. Confirm your address is covered when you call.

Roy Neilson Plumbing has a rating of 3.8 from 17 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

Call Roy Neilson Plumbing on (818) 993-4623. The business is at 8817 Baird Ave, Northridge, CA 91324. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.